<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31425562</termId><termName>double-conical drums</termName><termType>PT</termType><termNote><![CDATA[ Drums whose diameter is larger at the middle than at the ends and whose body is rectilinear with an angular profile. ]]></termNote><termCreatedDate>2026-03-30 20:54:49</termCreatedDate><relation><relationType>UF</relationType><termId>31425563</termId><termName>biconical drums</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31425564</termId><termName>conical drums, double</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31425565</termId><termName>double conical drums</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31425566</termId><termName>double-conical drum</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31425567</termId><termName>drums, biconical</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31425568</termId><termName>drums, double-conical</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31395280</termId><termName>struck drums</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31345253</termId><termName>atumpans</termName><termType>PT</termType></relation></term>  </Zthes>